adScope Media LLC uses a special actuator to control the movement of a large LED screen located on what it calls its adRover, an all-electric promotional vehicle that carries customer advertising....More

adScope Media LLC uses a special actuator to control the movement of a large LED screen located on what it calls its adRover, an all-electric promotional vehicle that carries customer advertising....More

Researchers at the U.S. Navy Research Laboratory in Washington, D.C., are designing single-walled carbon nanotube-based transistors (SWCNT) that are protected against the ionizing radiation found in outer space and the Van Allen Belt...More

In LEDs heat and high currents hasten the dimming process which can lead to unreliable operation in LED-powered optocouplers. Some simple and straight-forward analysis will keep their light shining bright....More

Researchers at Rice University have developed a lithium-ion battery that can be painted on virtually any surface. The spray-on power source consists of five spray-painted layers, each representing components in a traditional battery...More

In the design of underwater cables and umbilicals for the offshore oil and gas and renewable industries, engineers must account for deepwater pressure, wind and wave forces, and the rough ocean bed over extended design lives of up to 25 years....More